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    <title>Document</title>
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  <body>
    <script>
      var nums = [12, 11, 16, 27, 9];
      var max = nums[0]; // 代表最大值
      for (var i = 1; i < nums.length; i++) {
        if (max < nums[i]) {
          max = nums[i];
        }
      }
      console.log(max);

      // 如何获取最大值 对应的索引
      var age = [12, 16, 10, 8, 9];
      var maxIndex = 0; // 代表最大值对应的 索引
      for (var i = 1; i < age.length; i++) {
        // age[maxIndex] 代表当前的最大值
        if (age[maxIndex] < age[i]) {
          maxIndex = i;
        }
      }
      console.log(maxIndex);
    </script>
  </body>
</html>
